51086120021301 has 64 divisors (see below), whose sum is σ = 70649768816640. Its totient is φ = 32818060154880.

The previous prime is 51086120021273. The next prime is 51086120021359. The reversal of 51086120021301 is 10312002168015.

It is not a de Polignac number, because 51086120021301 - 2³⁵ = 51051760282933 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51086120021381) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5175369396 + ... + 5175379266.

It is an arithmetic number, because the mean of its divisors is an integer number (1103902637760).

Almost surely, 2^{51086120021301} is an apocalyptic number.

It is an amenable number.

51086120021301 is a deficient number, since it is larger than the sum of its proper divisors (19563648795339).

51086120021301 is a wasteful number, since it uses less digits than its factorization.

51086120021301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12106.

The product of its (nonzero) digits is 2880, while the sum is 30.

Adding to 51086120021301 its reverse (10312002168015), we get a palindrome (61398122189316).

The spelling of 51086120021301 in words is "fifty-one trillion, eighty-six billion, one hundred twenty million, twenty-one thousand, three hundred one".